201312011400 has 48 divisors (see below), whose sum is σ = 624067237200. Its totient is φ = 53683202880.

The previous prime is 201312011393. The next prime is 201312011431. The reversal of 201312011400 is 4110213102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201312011400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167759410 + ... + 167760609.

It is an arithmetic number, because the mean of its divisors is an integer number (13001400775).

Almost surely, 2^201312011400 is an apocalyptic number.

201312011400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201312011400 is an abundant number, since it is smaller than the sum of its proper divisors (422755225800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201312011400 is a wasteful number, since it uses less digits than its factorization.

201312011400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335520038 (or 335520029 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201312011400 its reverse (4110213102), we get a palindrome (205422224502).

The spelling of 201312011400 in words is "two hundred one billion, three hundred twelve million, eleven thousand, four hundred".